RANKING · 2020 CENSUS · 20 SHOWN OF 20

Largest Argentine population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Argentine origin, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 20 counties in Illinois that qualify, ranked against each other statewide.

Argentine Americans: full group profile →

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RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

Largest Argentine population by state

RANKPLACESTATEPOPARGENTINE POPULATIONVS 2010

01Cook County, ILIL5,194,6254,223+24%

02DuPage County, ILIL934,298865+17%

03Lake County, ILIL719,339435+10%

04McHenry County, ILIL317,751214+1546%

05Kane County, ILIL525,757163−60%

06Winnebago County, ILIL283,67492−17%

07Will County, ILIL712,25385−73%

08Boone County, ILIL53,56880–

09McLean County, ILIL171,41943+87%

10Peoria County, ILIL178,55338+192%

11Champaign County, ILIL209,97233−90%

12St. Clair County, ILIL250,70820+18%

13Moultrie County, ILIL14,37117–

14Jo Daviess County, ILIL21,59416–

15McDonough County, ILIL25,9167–

16Rock Island County, ILIL141,8694−94%

17DeKalb County, ILIL101,8354–

18Jefferson County, ILIL36,1473–

19Stephenson County, ILIL43,2203+50%

20Logan County, ILIL27,1821–

SHOWING 1–20 OF 20

Download CSV (full list, 20 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS